Grade 8 NATURAL SCIENCE Revision Term 3 Questions with Verified Answers |
Guaranteed Success
Why do we notice static electricity during winter? The air is dryer in winter but more humid
in summer.
TRUE or FALSE
Atoms usually have the same number of electrons and protons. true
When you walk on a mat or carpet, electrons move from the carpet to you. You will then have
extra electrons and a (positive/negative) static charge. negative
TRUE or FALSE
Friction is the resistance one object or surface experiences when rubbing against another.
true
Everything is made up of small parts called _______ . atoms
TRUE or FALSE
Resistance is a term used to describe the force that opposes the flow of electric current in a
conductor. true
Why does your hair stand up when you pull off a beanie? Electrons move from your hair to
the beanie.
TRUE or FALSE
Cars also have fuses in them. true
A circuit is a system for transferring ___________ energy. electrical
Guaranteed Success
Why do we notice static electricity during winter? The air is dryer in winter but more humid
in summer.
TRUE or FALSE
Atoms usually have the same number of electrons and protons. true
When you walk on a mat or carpet, electrons move from the carpet to you. You will then have
extra electrons and a (positive/negative) static charge. negative
TRUE or FALSE
Friction is the resistance one object or surface experiences when rubbing against another.
true
Everything is made up of small parts called _______ . atoms
TRUE or FALSE
Resistance is a term used to describe the force that opposes the flow of electric current in a
conductor. true
Why does your hair stand up when you pull off a beanie? Electrons move from your hair to
the beanie.
TRUE or FALSE
Cars also have fuses in them. true
A circuit is a system for transferring ___________ energy. electrical
